ATE107550T1 - Verfahren und vorrichtung zum herstellen von leichtmetallrohren grossen durchmessers ausgehend von rohren kleinen durchmessers. - Google Patents
Verfahren und vorrichtung zum herstellen von leichtmetallrohren grossen durchmessers ausgehend von rohren kleinen durchmessers.Info
- Publication number
- ATE107550T1 ATE107550T1 AT90121705T AT90121705T ATE107550T1 AT E107550 T1 ATE107550 T1 AT E107550T1 AT 90121705 T AT90121705 T AT 90121705T AT 90121705 T AT90121705 T AT 90121705T AT E107550 T1 ATE107550 T1 AT E107550T1
- Authority
- AT
- Austria
- Prior art keywords
- pipes
- starting
- light metal
- manufacturing large
- small diameter
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- IHPYMWDTONKSCO-UHFFFAOYSA-N 2,2'-piperazine-1,4-diylbisethanesulfonic acid Chemical compound OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1 IHPYMWDTONKSCO-UHFFFAOYSA-N 0.000 title 2
- 239000007990 PIPES buffer Substances 0.000 title 2
- 239000002184 metal Substances 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 229910001234 light alloy Inorganic materials 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
- Forging (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Heat Treatment Of Articles (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT02238689A IT1236712B (it) | 1989-11-15 | 1989-11-15 | Procedimento e apparecchiatura per la produzione di tubi in lega leggera a diametro maggiorato a partire da tubi a diametro inferiore. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE107550T1 true ATE107550T1 (de) | 1994-07-15 |
Family
ID=11195577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT90121705T ATE107550T1 (de) | 1989-11-15 | 1990-11-13 | Verfahren und vorrichtung zum herstellen von leichtmetallrohren grossen durchmessers ausgehend von rohren kleinen durchmessers. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0432485B1 (da) |
| AT (1) | ATE107550T1 (da) |
| DE (1) | DE69010163T2 (da) |
| DK (1) | DK0432485T3 (da) |
| ES (1) | ES2055851T3 (da) |
| IT (1) | IT1236712B (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG10201501517UA (en) | 2010-12-02 | 2015-04-29 | Victaulic Co Of America | Pipe element having shoulder, groove and bead and methods and apparatus for manufacture thereof |
| CN103889609B (zh) | 2011-09-02 | 2016-03-16 | 维克托里克公司 | 旋压成形方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3464253A (en) * | 1967-06-29 | 1969-09-02 | United States Pipe Foundry | Method for rounding pipe |
| FR2195491B1 (da) * | 1972-08-09 | 1975-03-07 | Roulements Soc Nouvelle | |
| GB2007134B (en) * | 1977-11-04 | 1982-03-10 | Honda Motor Co Ltd | Apparatus for roll-forming seamless annular products |
| GB2025818B (en) * | 1978-07-19 | 1982-06-09 | Doncaster & Sons Ltd D | Method of producing rings from aluminium-based alloys |
| DE3237295A1 (de) * | 1982-10-08 | 1984-04-12 | Stahlwerke Plate GmbH & Co KG, 5880 Lüdenscheid | Ringwalzwerk |
| DE3717423A1 (de) * | 1987-04-07 | 1988-10-27 | Ragettli Christian Ag | Verfahren zum profilformen von als rollkoerper ausgebildeten werkstuecken und einrichtung zur ausuebung des verfahrens |
-
1989
- 1989-11-15 IT IT02238689A patent/IT1236712B/it active IP Right Grant
-
1990
- 1990-11-13 AT AT90121705T patent/ATE107550T1/de not_active IP Right Cessation
- 1990-11-13 DK DK90121705.9T patent/DK0432485T3/da active
- 1990-11-13 DE DE69010163T patent/DE69010163T2/de not_active Expired - Fee Related
- 1990-11-13 ES ES90121705T patent/ES2055851T3/es not_active Expired - Lifetime
- 1990-11-13 EP EP90121705A patent/EP0432485B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| ES2055851T3 (es) | 1994-09-01 |
| IT8922386A0 (it) | 1989-11-15 |
| DE69010163T2 (de) | 1994-10-06 |
| IT1236712B (it) | 1993-03-26 |
| DK0432485T3 (da) | 1994-07-25 |
| EP0432485A3 (en) | 1991-07-03 |
| DE69010163D1 (de) | 1994-07-28 |
| IT8922386A1 (it) | 1991-05-15 |
| EP0432485B1 (en) | 1994-06-22 |
| EP0432485A2 (en) | 1991-06-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |